.el-header {
    text-align: center;
    font-family: "微软雅黑";
    background-color: yellow;
    color: #333;
    text-align: center;
    line-height: 60px;
}
.el-footer {
    text-align: center;
    font-family: "微软雅黑";
    background-color:lightcoral;
    color: #333;
    text-align: center;
    line-height: 60px !important;
}

.el-aside {
    border-right: 1px solid gray;
    background-color:burlywood;
    color: #333;
    text-align: center;
    line-height: 20px !important;
    height: 700px;
}

.el-main {
    background-color: #e9eef3;
    color: #333;
    text-align: center;
    line-height: 20px !important;
    height: 700px;
}
